Trademark Name Search: How to Check If a Name Is Taken

To look up trademarked names in the US, start with the USPTO’s free Trademark Search system for federal registrations and applications, then check your state’s trademark register, search the web and marketplaces for unregistered businesses already using the name, and use WIPO’s Global Brand Database if you plan to sell abroad. No single search is complete, so for a name you plan to invest in, have a trademark attorney run a professional clearance search.

This guide explains each layer of the search, how to read what you find, and why checking a name early protects your reputation as well as your legal position. It is general information, not legal advice.

Why a trademark search matters for your reputation

Choosing a name that is already in use can go wrong in two ways. Legally, the other owner may send a cease-and-desist letter or oppose your application, and you may have to rebrand after spending money on signs, packaging and a website. Reputationally, sharing a name with someone else means their reviews, complaints and news coverage can appear when customers search for you.

Imagine opening a bakery with the same name as a restaurant two towns away that has a string of health inspection stories. Even if there is no legal conflict, customers may confuse the two. A careful search before you launch avoids both problems, and it gives you a name you can own in search results, which our guide to controlling your brand search results explains in more detail.

A quick primer: how trademark rights work

A trademark is a word, name, logo or other sign that identifies the source of goods or services. A few basics shape how you search:

• Rights come from use, not only registration. In the US, a business that genuinely uses a name in commerce can have “common-law” rights in the area where it trades, even without registering anything.
• Federal registration adds protection. Registering with the United States Patent and Trademark Office (USPTO) gives nationwide notice of your claim and other legal advantages.
• Conflicts depend on confusion. Two businesses can often share a name if their goods or services are unrelated and customers are unlikely to be confused. The same name for similar products is where problems arise.
• Goods and services are grouped into classes. Applications list the specific goods or services a mark covers, organized into numbered classes under an international system.
• The symbols mean different things. Anyone can use ™ to claim a mark. The ® symbol is only for marks registered with the USPTO.

A business name registered with your state as an LLC or corporation is not the same as a trademark. The state checks that the entity name is available on its own register; it does not decide whether you can use the name as a brand.

How to look up trademarked names: step by step

1. Search the USPTO database. The USPTO’s Trademark Search system (it replaced the older TESS tool) is free and covers federal registrations and pending applications. Search your exact name first, then variations: plural and singular forms, different spellings, words that sound the same, and the name with and without spaces. Look at each result’s status (live or dead), its owner and the goods or services it lists.
2. Check similar marks, not just identical ones. “Brite Path” and “Bright Pathway” can conflict. Search the distinctive part of your name on its own, and think about how it sounds when spoken, since customers often hear a name before they see it.
3. Search state trademark registers. Most states run their own trademark registration, usually through the secretary of state’s office. State registrations are narrower than federal ones but can show local owners the federal database misses. Check the states where you will trade.
4. Look for common-law use. Search Google and Bing for the name with your industry and location, and check Google Maps, business directories, social media handles, app stores, Amazon and other marketplaces, and domain names. A local shop that has used the name for years may have rights even with no registration.
5. Check state business entity registries. These won’t tell you about trademark rights, but they reveal other businesses using the name that your web search may have missed.
6. Search internationally if you’ll sell abroad. WIPO’s Global Brand Database lets you search trademarks from many national and regional offices and from the international registration system in one place. For key markets, also check the relevant national office directly, since coverage and update timing vary.
7. Record what you find. Keep a simple table of each potential conflict: the name, owner, status, goods or services, location and a link. This makes a conversation with an attorney faster and cheaper.
8. Get a professional opinion before you invest. If your shortlist survives these checks, ask a trademark attorney to run or review a full clearance search and advise on registration.

How to read your search results

Finding the same name does not automatically rule it out, and finding nothing does not mean it’s safe. Use this as a rough guide to what deserves a closer look.

What you find	What it may mean
Live federal registration, same or similar name, related goods or services	A serious potential conflict. Talk to an attorney before using the name.
Live registration, same name, clearly unrelated industry	May be workable, especially if the other mark isn’t widely known. Still worth professional advice.
Dead or abandoned registration	The registration lapsed, but the owner may still use the name and hold common-law rights. Check whether they’re still trading.
Pending application	Someone has claimed the name for specific goods or services. It may or may not register.
Unregistered local business using the name	Possible common-law rights in its area, plus a real risk of customer confusion in search results.
Nothing found anywhere	Encouraging, but not proof. Databases lag and web searches miss small users.

A worked example

This is an illustrative scenario, not a real client. Two founders plan to launch a line of dog treats called “Trailhound.” They search the USPTO system and find no exact match, but a live registration for “Trail Hound” covering pet leashes and collars. Different products, but closely related, and sold to the same customers in the same stores.

They also find a small dog-walking business called Trailhound on Instagram and Google Maps in their own city, with a few hundred followers and no registration. A WIPO Global Brand Database search shows no conflicts in the countries they plan to export to.

They take the findings to a trademark attorney, who flags the leash registration as a meaningful risk. They go back to the shortlist, pick a more distinctive name, and repeat the searches. The whole exercise takes a couple of weeks and costs far less than a rebrand after launch would have.

Beyond the database: check the name’s online reputation

A name can be legally available and still be a poor choice. Before you commit, search it the way a customer would:

• Search the name on its own and with words like “reviews,” “complaints” and “scam.” See what comes up.
• Check whether it’s used by a person or business with a controversy attached, or by an unrelated brand that dominates the results.
• Look at autocomplete suggestions and image results for the name.
• Check whether the matching domain names and social handles are available.
• Try the name in AI assistants, which may associate it with something you don’t expect.

A distinctive name that nobody else uses is easier to protect legally and easier to rank for. If you are setting up a new business, our guide to building an online reputation for a new business covers what to do next.

After you’ve chosen a name

Clearing a name is the start, not the end. Once you are trading under it:

• Consider registering it. An attorney can advise whether and where to file.
• Claim your profiles. Secure the name on the major social platforms, directories and review sites before someone else does.
• Watch for copycats. Set alerts for your name and check marketplaces and search results periodically. Businesses and scammers sometimes copy a name once it becomes known. If someone poses as you, see what to do about online impersonation.
• Monitor mentions over time. Ongoing brand monitoring helps you notice confusion, counterfeits or complaints early.

Common mistakes

• Searching only the exact spelling. Most conflicts involve similar names, not identical ones.
• Assuming an LLC registration means you own the name. It doesn’t give you trademark rights.
• Ignoring unregistered users. Common-law rights are real, and local confusion hurts your reviews and search results.
• Treating a dead registration as free to use. The owner may still be in business.
• Buying the domain and printing materials first. Search and get advice before you spend.
• Relying on an online “availability checker” alone. Quick tools can be a useful first filter, but they rarely cover state registers or common-law use.

Frequently asked questions

How do I look up trademarked names for free?

Use the USPTO’s Trademark Search system for federal registrations and applications, your state’s trademark register (usually through the secretary of state), ordinary web, map, marketplace and social media searches for unregistered use, and WIPO’s Global Brand Database for international marks. All of these are free to search.

If a name isn't in the USPTO database, can I use it?

Not necessarily. Someone may have common-law rights from using the name without registering it, or a state registration. A missing federal record is a good sign, but it doesn’t clear the name. An attorney can advise on the remaining risk.

Can two businesses have the same name?

Often, yes, if they sell unrelated goods or services and customers are unlikely to confuse them. Problems usually arise when the names are similar and the businesses sell related things to the same customers. It’s a judgment call worth making with an attorney.

Is registering my business name with the state the same as a trademark?

No. Forming an LLC or corporation reserves the entity name on the state’s business register. It doesn’t give you trademark rights or protect you if someone else already uses the name as a brand.

Do I need a lawyer for a trademark search?

You can do the first rounds yourself to rule names out. For a name you plan to invest in, a trademark attorney can run a fuller clearance search, interpret close calls and advise on whether and how to register.